Table 1.

Patient Characteristics (N=153)

Variable	Group	N	%
Age at CRT (year)	Mean 4·9 SD 4·4
	Median 2·9 range 0·9 to 22·9
Age at Diagnosis (year)	Mean 4·4, SD 4. ·4
	Median 2·4, range 0 to 22·7
Elapsed days of CRT	Mean 44, SD 2·5
	Median 44, range 37 to 56
Age	< 3 years	78	51.0
	≥ 3 years	75	49.0
Tumor Grade	Differentiated	68	44·4
	Anaplastic	85	55·6
Tumor Location	Infratentorial	122	79·7
	Supratentorial	31	20·3
Race	White	126	82·4
	Black	19	12·4
	Hispanic	6	3·92
	Asian	2	1·31
Gender	Female	58	37·9
	Male	95	62·1
Total dose	54	22	14·4
	59·4	131	85·6
Surgery number	1	87	56·9
	2	51	33·3
	3	11	7·19
	4	4	2·61
Surgery extent	GTR	125	81·7
	NTR	17	11·1
	STR	11	7·19
Pre-CRT chemotherapy	yes	35	22·9
	no	118	77·1
Death	No	130	85
	Yes	23	15
Recurrence	distant only	15	9·8
	local and distant	7	4·58
	local only	14	9·15
	none	117	76·5

Legend: CRT, conformal radiation therapy; GTR, gross-total resection; NTR, near-total resection; STR, sub-total resection.